Single student or group, Learn about the effects of mercury poisoning on the brain, Model the flow of toxins and energy through an ecosystem's food chains and food webs, Develop the concept of biological magnification for environmental toxins.
Two-stroke diesel engine model, shows the internal structure and operating principles of an air cooled two-stroke engine. All parts are aluminum and plastic, Mounted on a base.
Compound bar, Brass and Steel, Weight (lb): 41.0, Length (in):28.7, Width (in): 20.1, Height (in): 18.1, For demonstrating the differential expansion of two metals, Comprising a bar of Brass and Steel each 200 x 15 mm, riveted together
Kit An Unhealthy Home Single, Contains: Student instructions, Test swabs and test solution for simulated strep tests, Simulated blood samples, Simulated lead test paper, Blood Lead Concentration Color Chart, Blood Slide Photos, Lead Fact Sheet, Mold Test Photo
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